Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]
Beginning Balances, value at Dec. 31, 2021	$ 973,802	$ 3,521	$ 507,447	$ 479,992	$ (17,158)
Balances, shares at Dec. 31, 2021		35,213
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	8,487		8,487
Shares repurchased and retired, value	(9,391)	$ (37)	(4,177)	(5,177)
Shares repurchased and retired, shares		(376)
Stock options exercised, value	459	$ 3	456
Stock options exercised, shares		32
Vesting of restricted stock units, value		$ 39	(39)
Vesting of restricted stock units, shares		388
Shares withheld for taxes, value	(3,014)	$ (12)	(3,002)
Shares withheld for taxes, shares		(117)
Dividends declared	(11,617)			(11,617)
Net income	28,181			28,181
Other comprehensive income (loss)	(1,134)				(1,134)
Ending Balances, value at Jun. 30, 2022	985,773	$ 3,514	509,172	491,379	(18,292)
End Balances, shares at Jun. 30, 2022		35,140
Beginning Balances, value at Mar. 31, 2022	976,405	$ 3,526	506,714	482,052	(15,887)
Balances, shares at Mar. 31, 2022		35,261
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	4,281		4,281
Shares repurchased and retired, value	(3,909)	$ (16)	(1,802)	(2,091)
Shares repurchased and retired, shares		(162)
Vesting of restricted stock units, value		$ 4	(4)
Vesting of restricted stock units, shares		42
Shares withheld for taxes, value	(17)		(17)
Shares withheld for taxes, shares		(1)
Dividends declared	(5,803)			(5,803)
Net income	17,221			17,221
Other comprehensive income (loss)	(2,405)				(2,405)
Ending Balances, value at Jun. 30, 2022	985,773	$ 3,514	509,172	491,379	(18,292)
End Balances, shares at Jun. 30, 2022		35,140
Beginning Balances, value at Dec. 31, 2022	$ 1,026,416	$ 3,516	519,238	519,895	(16,233)
Balances, shares at Dec. 31, 2022	35,164	35,164
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	$ 8,657		8,657
Stock options exercised, value	$ 68	$ 1	67
Stock options exercised, shares	11	5
Vesting of restricted stock units, value		$ 70	(70)
Vesting of restricted stock units, shares		705
Shares withheld for taxes, value	$ (5,668)	$ (23)	(5,645)
Shares withheld for taxes, shares		(232)
Dividends declared	(11,776)			(11,776)
Net income	26,351			26,351
Other comprehensive income (loss)	3,681				3,681
Ending Balances, value at Jun. 30, 2023	$ 1,047,729	$ 3,564	522,247	534,470	(12,552)
End Balances, shares at Jun. 30, 2023	35,642	35,642
Beginning Balances, value at Mar. 31, 2023	$ 1,034,626	$ 3,559	518,499	526,377	(13,809)
Balances, shares at Mar. 31, 2023		35,589
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	3,867		3,867
Vesting of restricted stock units, value		$ 5	(5)
Vesting of restricted stock units, shares		54
Shares withheld for taxes, value	(114)		(114)
Shares withheld for taxes, shares		(1)
Dividends declared	(5,898)			(5,898)
Net income	13,991			13,991
Other comprehensive income (loss)	1,257				1,257
Ending Balances, value at Jun. 30, 2023	$ 1,047,729	$ 3,564	$ 522,247	$ 534,470	$ (12,552)
End Balances, shares at Jun. 30, 2023	35,642	35,642